NicePage is a website builder with literally thousands of very cool templates ready to use. You can start with a truly free version.
With this free version you can use scripts in your landing page or website. You can find these options inside the “SEO and HEAD” option.
When you click there you will see different options. You need to go to “HTML” and there is where you can paste our script to enable the WhatsApp widget.
Once is done, you can preview your landing page with your WhatsApp widget.
The widget can be open by defaulta.